一般注記Annual
Dates of publication and/or sequential designation: For the year ended Dec. 31, 1957-
Paper version no longer available for sale by the Supt. of Docs
Shipping list no.: 92-2735-M
1990/91 ed
Physical description for original version: v. : 28 cm
原資料等に関する注記原資料の出版事項: Washington : U.S. G.P.O., 1959-
Continues: Statistics of the communications industry in the United States
ISSN: 01615173
SUPTDOC番号: CC 1.35: 990-91
GPO管理番号: 0288 (MF)